Full Report
Microsoft has released the February 2025 preview cumulative update for Windows 11 24H2, with 33 improvements and fixes for multiple issues, including SSH and File Explorer bugs and the volume jumping to 100% when waking the PC from sleep. [...]
Analysis Summary
# Vulnerability: Update Summary (KB5052093 Non-Security Fixes)
## CVE Details
- CVE ID: N/A (This article summarizes a cumulative update/preview release, not a specific publicly disclosed vulnerability with a CVE.)
- CVSS Score: N/A
- CWE: N/A
## Affected Systems
- Products: Windows 11
- Versions: Windows 11 version 24H2 (specifically upgraded to build 26100.3323 after installation).
- Configurations: Systems running Windows 11 24H2, and potentially systems running Windows 11 22H2/23H2 receiving broader updates or force upgrades. Issues specifically noted for Citrix setups and Roblox on Arm devices.
## Vulnerability Description
This article does not detail a specific security vulnerability. Rather, it summarizes the contents of the **KB5052093 non-security preview update** for Windows 11 24H2, detailing various functional fixes and known issues introduced by or addressed in this build.
Key fixes summarized:
1. Scanner detection issues when connected.
2. Drag and drop functionality failures on high DPI displays using legacy scaling.
3. Remote Desktop freezing/stopping responsiveness.
## Exploitation
- Status: N/A (Update description focuses on functionality, not exploits)
- Complexity: N/A
- Attack Vector: N/A
## Impact
- Confidentiality: N/A
- Integrity: N/A
- Availability: N/A (The update aims to *improve* stability, but known issues might temporarily affect availability/functionality for specific configurations.)
## Remediation
### Patches
- **KB5052093 Preview Update:** Available for Windows 11 24H2 systems (Build 26100.3323). Users can manually download and install this preview release from the Microsoft Update Catalog.
### Workarounds
1. **Citrix Installation Block:** Citrix provides a temporary workaround documented on their support page for issues caused by this update blocking the January 2025 Windows security update.
2. **Roblox on Arm Devices:** Roblox players on Arm devices experiencing download issues from the Microsoft Store should download the game directly from `www[.]roblox[.]com`.
## Detection
- Detection methods focus on build numbers or the presence of the KB: Look for Windows 11 24H2 systems running build **26100.3323** or the installation of KB5052093.
- Specific operational indicators mentioned include: Failed scanner recognition, broken drag-and-drop in specific display scenarios, and Remote Desktop crashes.
## References
- Vendor Advisories: Microsoft Update Catalog (Search for KB5052093)
- Relevant links:
- `catalog[.]update[.]microsoft[.]com/Search[.]aspx?q=KB5052093` (Microsoft Update Catalog)
- `support[.]citrix[.]com/s/article/CTX692505-microsofts-january-security-update-failsreverts-on-a-machine-with-2411-session-recording-agent` (Citrix Workaround)